AMD Radeon Instinct MI250 vs PowerColor Hellhound Spectral White RX 7800 XT

Comparison of AMD Radeon Instinct MI250 with 128 GB HBM2e and 13,312 cores vs PowerColor Hellhound Spectral White RX 7800 XT with 16 GB GDDR6 and 3,840 cores.

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Performance Rating

AMD Radeon Instinct MI250 outperforms PowerColor Hellhound Spectral White RX 7800 XT by 193.31% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon Instinct MI250

50.9

AMD Radeon Instinct MI250

50.9
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

PowerColor Hellhound Spectral White RX 7800 XT

17.4

PowerColor Hellhound Spectral White RX 7800 XT

17.4

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Benchmarks Additional

Memory

Memory Size

🔥 +700% 128 ГБ
16 ГБ

Memory Type

HBM2e GDDR6

Memory Bandwidth

🔥 3.28 TB/s
624.1 GB/s

Memory Bus Width

8,192 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 +368% 362.1 TFLOPS
77.41 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +17% 45.26 TFLOPS
38.71 TFLOPS

FP64 (Double Precision)

🔥 45.26 TFLOPS
No

CUDA Cores

🔥 +247% 13,312
3,840

RT Cores

No
🔥 60

Architecture & Compatibility

GPU Architecture

CDNA 2.0 RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,000
🔥 +51% 1,507

Boost Clock

1,700
🔥 +48% 2,520

Memory Clock

1,600
🔥 +52% 2,438

Power Consumption

TDP/TGP

500 W
🔥 -47% 263 W

Recommended PSU

900 W
🔥 -33% 600 W

Power Connector

2x 8-pin 2x 8-pin

Rendering

Texture Units (TMU)

🔥 +247% 832
240

ROP

No
🔥 60

L2 Cache

16 MB
🔥 4 MB

Benchmarks

llama.cpp, llama-2-7b-Q4_0

63.9 tokens/s

Additional

Slots

Dual-slot Dual-slot

Release Date

Nov. 8, 2021 Aug. 25, 2023

Display Outputs

No outputs
1x HDMI 2.1a
3x DisplayPort 2.1

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